Home / 723,130.98-1,084,768.36-267,843.95

Finding the Fourth Proportional to 723,130.98, 1,084,768.36 and 267,843.95

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Solution

The fourth proportional to 723,130.98, 1,084,768.36 and 267,843.95 is: 401,792.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,130.98 : 1,084,768.36 = 267,843.95 : x
  2. Step 2: Convert to fraction form
    723,130.98/1,084,768.36 = 267,843.95/x
  3. Step 3: Cross multiply
    723,130.98x = 1,084,768.36 × 267,843.95
  4. Step 4: Simplify right side
    723,130.98x = 290,548,644,419.73
  5. Step 5: Solve for x
    x = 290,548,644,419.73/723,130.98
  6. Step 6: Final answer
    x = 401,792.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.